https://wiki.pscs.co.uk/ 2026-05-06T07:00:02+00:00 https://wiki.pscs.co.uk/ https://wiki.pscs.co.uk/_media/wiki:dokuwiki.svg text/html 2026-03-16T16:00:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/wiki:syntax?rev=1773676810&do=diff Formatting Syntax DokuWiki supports some simple markup language, which tries to make the datafiles to be as readable as possible. This page contains all possible syntax you may use when editing the pages. Simply have a look at the source of this page by pressing text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:listserver_commands?rev=1542192349&do=diff ListServer Commands The ListServer is an automated process in VPOP3 which manages mailing lists. People can send commands to the ListServer to perform various functions remotely. Whether these commands are allowed, and exactly how they work depends on the particular mailing list's settings. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:misc_advanced?rev=1542192349&do=diff Misc -> Advanced Tab Settings -> Misc Settings -> Advanced You will normally not need to change any settings on this page unless VPOP3 technical support have suggested it. If you do make changes, and want to go back to the original settings, the Restore Defaults button will restore the settings to their defaults. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/faq:what_is_postgresql?rev=1542192349&do=diff What is PostgreSQL? PostgreSQL is an SQL database engine. VPOP3 and PostgreSQL In VPOP3 2.x, VPOP3 uses a database engine called SQLite for its database needs. SQLite has limited locking facilities, so on busy systems we encountered problems where databases would need very frequent updates, and the lock limitations would cause the updates to take a long time. For this reason we added optional support for PostgreSQL to later versions of VPOP3 2.x. text/html 2026-02-24T15:49:48+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:lua_smtp_mx_control?rev=1771948188&do=diff Lua SMTP MX Control Every time VPOP3 is going to send messages using direct MX sending, it runs a script called mxout.lua which can be created/edited in Settings -> Scripts (or in the VPOP3 directory in VPOP3 v6.6 or earlier). Global Variables Starting with v8.8, the following global variables are defined: text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:pop3_collection?rev=1542192349&do=diff POP3 Mail Collection POP3 Mail Collection is when VPOP3 will collect mail from an external POP3 mailbox - for instance, from an Internet Provider. POP3 General This page tells VPOP3 how to collect mail. * POP3 Server Address - this is the name (or IP address) of the POP3 server from which you want VPOP3 to collect mail text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:smtp_advanced?rev=1542192349&do=diff SMTP Service -> Advanced Tab Services -> SMTP Server -> Advanced Tab Refuse SMTP Connections from This setting should be rarely needed, and should be normally left blank. It is here for historic purposes. If you put some text in this box, then VPOP3 will refuse any SMTP connections from clients whose 'HELO'/'EHLO' command data contains the text specified here as a substring. Eg, if this setting is set to '.myisp.com', then VPOP3 would refuse SMTP connections from any client which sends the c… text/html 2026-03-18T20:52:50+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/faq:i_ve_got_a_really_old_version_of_windows_will_vpop3_run_on_it?rev=1773867170&do=diff I've got a really old version of Windows. Will VPOP3 run on it? * If you have Windows 8.1 or 2012R2 you can use VPOP3 v2.6 or later * If you have Windows 7 or 8, you can use VPOP3 v2.6 up to v8.7 * If you have Windows Vista or later, you can use VPOP3 v2.6 up to v7.9 text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:connections?rev=1542192349&do=diff Connections In VPOP3 a Connection tells VPOP3 how to 'connect' to the Internet. VPOP3 supports up to 10 Connections, which can be either network connections or Dial-Up connections (using a modem) A Connection is linked to one Mail Sender and zero or more Mail Collectors. text/html 2021-06-29T08:35:43+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/faq:smtp_relay_service?rev=1624955743&do=diff SMTP Relay Service FAQ We provide an SMTP Relay Service for many of our customers. The price starts from £40 (+VAT if applicable) per year, for up to 5000 messages, or 750MB, per month. How do I order the SMTP Relay Service? To order the SMTP relay service, either email text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/faq:vpop3av?rev=1542192349&do=diff What is the VPOP3 Antivirus solution? “VPOP3 Antivirus” is a new product to replace the avast! for VPOP3 product which will no longer be supported after the end of 2012. VPOP3 Antivirus uses the popular 'ClamAV' virus scanner to scan incoming and outgoing messages for viruses. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:french_webmail_language_file?rev=1542192349&do=diff French Webmail Language File Copy/paste the text below to a file 'french.lng' or 'francais.lng' in the VPOP3 directory. (French users, feel free to update/correct the text below) #login page logintitle=VPOP3 Login webadminlogin=web admin login webmaillogin=web mail login enterusername=You must specify your VPOP3 username here bookmarksnotsupported=I'm sorry, but your web browser does not support this function. You will have to add this page to your bookmarks manually. loginfailed=Login Faile… text/html 2021-03-08T10:48:40+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:install_vpop3?rev=1615200520&do=diff How to Install VPOP3 Simply download VPOP3 from the website, and run the installation program and follow the prompts. Occasionally people may have problems with the PostgreSQL part of the installation. If that happens, please contact us either by email at support@pscs.co.uk or by phone to +44 (0)1484 855800, and we will do our best to help. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:postgresql_server_won_t_start_due_to_damaged_log_files?rev=1542192349&do=diff PostgreSQL server won't start due to damaged log files If the PostgreSQL server won't start at all, because its transaction logs are damaged, you will probably need to recreate the database store totally. To rebuild the database: * Open a command prompt and find the VPOP\pgsql folder text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:sender_advanced_relay_settings?rev=1542192349&do=diff Mail Sender Advanced Relay Settings SMTP Return Address The SMTP Return Address (or Return Path) is a hidden part of a message which says where bounce messages (and other automated responses) should be sent. (It is not the same as the Reply address text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:sender_direct_settings?rev=1542192349&do=diff SMTP Direct Sender Settings Mail Connectors -> Mail Senders -> SMTP Direct Sender -> Settings tab The SMTP Direct Settings tab lets you set how VPOP3 will send mail using SMTP Direct DNS Servers to Use This setting tells VPOP3 the IP addresses of the DNS servers it should use to find the recipients' mail servers. Separate multiple addresses with commas. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:user_autoresponder?rev=1542192349&do=diff Autoresponder An autoresponder is a way of automatically replying to messages as they arrive in a user's mailbox. In VPOP3, an incoming message must arrive in a user's mailbox for the autoresponder to trigger. If you use forwards, assistants, mappings, etc to divert a message before it arrives in the mailbox, the autoresponder will never trigger. If you want to use an autoresponder, but not keep the original message, then make sure the message arrives in the mailbox (eg by using an 'Assistant'… text/html 2026-03-23T10:18:43+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:create_an_ssl_certificate?rev=1774261123&do=diff How to create an SSL Certificate VPOP3 Enterprise supports SSL certificates for encrypted sessions. The basic mechanism to create an SSL certificate is that you have to generate a CSR (Certificate Signing Request) then send that to a CA (Certificate Authority) who will sign your certificate and give you the certificate back. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:mozilla_thunderbird?rev=1542192349&do=diff How to configure Mozilla Thunderbird This article won't show you all the possible settings in Thunderbird, because there are so many. Thunderbird is one of the most powerful & flexible email clients available at the time of writing, especially if you use IMAP4 (with VPOP3 Enterprise). text/html 2020-06-29T10:43:58+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:upgrade_vpop3_to_version_7?rev=1593427438&do=diff How to upgrade VPOP3 to version 7 or later from version 6 or earlier As usual the process to upgrade is simply to install the later version over your existing installation (do not uninstall anything first). The below is technical information detailing an extra step performed by the installer in this particular upgrade step. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/mailapi:autoresponderconditionlist?rev=1542192349&do=diff AutoresponderConditionList Replacement Use: ~autoresponderconditionlist~ Required parameter: responderid - the ID of the autoresponder This returns a JSON structure containing an array of the rules associated with the specified autoresponder. The return structure is an array of objects containing: text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/mailapi:autoresponderinfo?rev=1542192349&do=diff AutoresponderInfo Replacement Use: ~autoresponderinfo~ Required parameter: responderid - the ID of the autoresponder This returns a JSON structure containing the details of the specified autoresponder. The return structure is an object containing: text/html 2025-05-08T08:23:35+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:lua_smtp_server_script?rev=1746692615&do=diff SMTP Server Lua Scripting The SMTP Server Lua Script is called SMTPSVR.LUA and can be edited from the Settings -> Scripts page in the VPOP3 settings. This script is called whenever an instance of the VPOP3 SMTP server is launched - ie whenever someone opens a connection to port 25 on the VPOP3 server to send it a message, whether from a local user or an incoming SMTP message. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:allow_remote_access_to_vpop3_mailboxes?rev=1542192349&do=diff Allow Remote Access to VPOP3 Mailboxes Sometimes people want to be able to access their office VPOP3 mail server from a remote site or mobile phone etc. These instructions assume you have a permanent Internet connection (eg ADSL, Cable etc). If you don't have a permanent Internet connection, see text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:exchange_2003?rev=1542192349&do=diff Setting up VPOP3 to work with Exchange 2003 The instructions below are for Exchange Server 2003. For other versions of Exchange see here. You can link VPOP3 to Exchange Server, so that Exchange Server sends outgoing mail through VPOP3 and VPOP3 sends any incoming mail directly to Exchange Server. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:installing_postgresql_database_on_another_port?rev=1542192349&do=diff How to install PostgreSQL to use another port If the VPOP3 computer has a version of PostgreSQL older than version 8.3 installed for other software, and you can't/don't want to remove that you need to set up the PostgreSQL 8.3 or later for VPOP3 to use a different TCP/IP port number. text/html 2020-09-03T15:07:34+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:upgrade_vpop3_to_version_8?rev=1599145654&do=diff Upgrading VPOP3 to version 8.x from v7 or earlier VPOP3 v8.x uses PostgreSQL 10 as its database engine, which is the latest supported 32 bit version of PostgreSQL. Later versions of PostgreSQL are 64-bit only, which means we cannot use them while continuing to support 32 bit versions of Windows. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:use_download_rules_for_incoming_pop3_filtering?rev=1542192349&do=diff Use Download Rules for incoming POP3 message filtering If you have VPOP3 retrieving messages from a POP3 account on an ISP, then you can use Download Rules to do basic filtering on incoming messages. (If you have incoming SMTP, then use SMTP Rules instead) Download rules cannot perform all mail filtering tasks. For more features, text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:archive_general?rev=1542192349&do=diff Message Archive -> General Settings -> Message Archive -> General Tab Archive Messages If the Archive Messages box is checked, then VPOP3 will archive incoming and outgoing messages. Main Archive Store Directory You can set the message archive store to any directory accessible by the VPOP3 service. Enter the path in the text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:autoresponder_commands?rev=1542192349&do=diff Autoresponder Commands This article only applies to VPOP3 v4 and earlier A VPOP3 autoresponder can contain special text strings to create special behaviour, in addition to plain text as part of the response. There are three types of 'command' * text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:groups?rev=1542192349&do=diff Groups In VPOP3 a 'group' is mainly an administrative feature. If you only wish to have a list of email addresses to send messages to under one address, you should use the 'List' feature instead. The main function of Groups is to let you set certain user attributes for a whole group of users at once. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:message_monitoring?rev=1542192349&do=diff Message Monitoring Message monitoring in VPOP3 will tell VPOP3 to send a copy of all the outgoing, internal and/or incoming mail from/to specified users to be sent to another specified user. In the current versions of VPOP3, all monitored messages are sent to the same user (or list), you cannot specify different recipients for different monitored users. (This may be something that is added/enhanced in the future) text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:misc_dns?rev=1542192349&do=diff Misc -> DNS Tab Settings -> Misc Settings -> DNS The DNS tab lets you specify which DNS servers VPOP3 will use. DNS (Domain Name System) is a system which converts Internet host names (eg www.google.com) into a numeric IP address (eg 1.2.3.4), because all connections on the Internet are actually performed using numeric IP addresses, but it is easier for people to remember names. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:smtp_filtering?rev=1542192349&do=diff SMTP Service - Filtering The SMTP Server -> Filtering tab lets you set up filtering of messages going through the VPOP3 SMTP service. This may be incoming SMTP messages, or locally sent messages. SMTP Rules SMTP Rules let you create custom rules for processing messages as they go through the VPOP3 SMTP service. text/html 2022-10-01T11:32:39+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/wiki:dokuwiki?rev=1664623959&do=diff DokuWiki wiki:dokuwiki DokuWiki is a simple to use and highly versatile Open Source wiki software that doesn't require a database. It is loved by users for its clean and readable syntax. The ease of maintenance, backup and integration makes it an administrator's favorite. Built in text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:delete_a_user?rev=1542192349&do=diff How to Delete a User To delete a user from VPOP3, go to Users -> Accounts, select the user you wish to delete, and press the Delete button. Deleting an administrator You cannot delete the user as whom you are currently logged into the VPOP3 settings (e.g. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:email_-_fax?rev=1542192349&do=diff How to send a fax by email using the VPOP3 FaxServer VPOP3 2.1.0 and later together with the VPOP3 FaxServer software allows you to send specially crafted emails to VPOP3 to have them sent as faxes. To do this, send an email to fax@<yourdomain> . The email subject will be the subject of the fax used on the fax cover page. The email should be in plain text (not text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:encrypt_sessions?rev=1542192349&do=diff How To Encrypt Sessions VPOP3 Enterprise 2.6 and later supports SSL/STARTTLS encrypted sessions to VPOP3 itself. So, the email client or web browser will encrypt the data passed to VPOP3 so it cannot be intercepted. This requires an SSL Certificate to be created for VPOP3. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:exchange_2007?rev=1542192349&do=diff Exchange 2007 You can link VPOP3 to Exchange Server, so that Exchange Server sends outgoing mail through VPOP3 and VPOP3 sends any incoming mail directly to Exchange Server. You should first of all set up VPOP3 to send and receive Internet email as normal. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:general_configuration_tasks?rev=1542192349&do=diff Initial Configuration Tasks After installing VPOP3, you will need to get into the VPOP3 settings. The easiest way of doing this is to find the VPOP3 Status Monitor in the Windows task tray. Right-click this icon, and choose 'VPOP3 Settings'. (If that doesn't work, see this article to troubleshoot Status Monitor problems). Alternatively, on the VPOP3 PC, you can go to Start text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:german_webmail_language_file?rev=1542192349&do=diff German Webmail Language Page Copy/paste the text below to a file 'german.lng' in the VPOP3 directory. (German users, feel free to update/correct the text below) #login page logintitle=VPOP3 Login webadminlogin=web admin login webmaillogin=Webmail Anmeldung enterusername=Sie m&uuml;ssen einen Benutzernamen angeben bookmarksnotsupported=I'm sorry, but your web browser does not support this function. You will have to add this page to your bookmarks manually. loginfailed=Anmeldung fehlgeschlagen … text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:ical_on_mac_osx?rev=1542192349&do=diff Configuring iCal on Mac OSX to connect to VPOP3's CalDAV service This requires VPOP3 v6 or later. The following instructions are for Mac OS X v10.7.5 but should work with similar versions. We have not been able to create an account by going to System Preferences text/html 2026-04-06T17:59:47+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:mail_not_downloading_from_isp?rev=1775498387&do=diff Mail Not Downloading From ISP This normally happens because you have told VPOP3 to Leave Messages On Server (on the Mail Connectors -> Mail Collectors -> (name) -> POP3 General tab). If you do this, VPOP3 will leave messages on the ISP's mail server for several days, and remember that it has already downloaded them. Then, the next time it connects it will see that there are some messages waiting, but it may find that it has already downloaded them, so it won't download them again. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:obtaining_message_headers?rev=1542192349&do=diff How to Obtain Message Headers Most people are familiar with mail headers such as From:, To:, Subject: etc. but there are many more which most people never see. Quite often we need to see the full internet mail headers from an e-mail that is causing problems. This article explains how to get hold of them in some of the more common e-mail clients. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:outlook_2010?rev=1542192349&do=diff How to configure Outlook 2010 In many ways, configuring Outlook 2010 is a similar to configuring Outlook 2007. The biggest difference you are likely to notice is the new “Ribbon” interface, in place of the traditional menu bar (File, Edit, View, etc.) Email text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:restore_folder_-_v5?rev=1542192349&do=diff Restore selected mail folders or mailbox in VPOP3 v5 or later (This option is only available in VPOP3 Enterprise) First - if the problem is that messages were deleted very recently (the default is within 3 days), you can probably use the Undelete feature in VPOP3. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:sending_mail_through_your_gmail_account?rev=1542192349&do=diff Sending mail through your Gmail account According to Google, the settings for sending mail through Gmail are: Outgoing Mail (SMTP) Server - requires TLS or SSL: smtp.gmail.com (use authentication) Use Authentication: Yes Port for TLS/STARTTLS: 587 Port for SSL: 465 text/html 2026-01-05T09:31:47+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:vpop3_re-downloading_old_messages_from_isp_pop3_server?rev=1767605507&do=diff VPOP3 re-downloading old messages from the ISP POP3 server If you tell VPOP3's POP3 mail collector to leave messages on the ISP's server for a few days, you may find that sometimes VPOP3 will redownload all the messages from the ISP mailbox again. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:whitelist_blacklist?rev=1542192349&do=diff Spamfilter Whitelist & Blacklist The VPOP3 spamfilter has a whitelist and a blacklist for sender addresses. It also has a whitelist and blacklist for words/phrases. You can view these lists in the VPOP3 settings by going to Settings -> Spamfilter -> text/html 2023-11-12T09:51:40+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:dmarc_reporter_script?rev=1699782700&do=diff DMARC Reporter Script (from VPOP3 v8.6 onwards) This script lets you customise how VPOP3 sends DMARC reports to the sending domain. This can be useful in case the sending domain's DMARC configuration is incorrect as that can cause errors sending the reports or cause messages to be 'stuck' in VPOP3's Outqueue. These problems won't cause any lasting damage, but may be inconvenient or annoying, so you can alter the behaviour using Lua scripting text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:import_users_from_file?rev=1542192349&do=diff Import Users From File VPOP3 supports the importation and exportation of users, via a CSV file (see for a specification of the CSV file format). NOTE: This process is not designed to provide a complete backup of user data, nor is it intended to facilitate moving VPOP3 to a new computer. Instead, see the following relevant pages: text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:mail_senders?rev=1542192349&do=diff Mail Connectors -> Mail Senders The Mail Sender tells VPOP3 how to send mail out to the Internet. If you want to send mail for specific users to another specific mail server (e.g. a local Microsoft Exchange Server or another VPOP3 server) then use the text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:mappings?rev=1542192349&do=diff Mappings In VPOP3, Mappings are a way of explicitly linking an email address to a user or list. They can also be used to indicate that an email address is remote, even though it would otherwise appear to be a local email address. In other email servers, a similar feature may be called 'aliases' text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:running_database_updates_within_a_transaction?rev=1542192349&do=diff Running database updates within a transaction This is a trick which database experts use, because they have learned (often the hard way) that a simple mistype can trash a database... Before running any database query which can alter the database (UPDATE, DELETE, INSERT, DROP, CREATE, ALTER) begin a database transaction using the text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:smtp_ids_ips?rev=1542192349&do=diff SMTP Server -> IDS/IPS The IDS/IPS tab lets you set logging and automatic blocking parameters for the IDS (Intrusion Detection System) and IPS (Intrusion Prevention System) component of the SMTP server. SMTP servers are regularly attacked, both by incoming mail attacks (spam/viruses etc) and relay attacks (by spammers and other malware distributors trying to send mail through them). Because of this, there is a system in VPOP3 which will track attack attempts on the SMTP service and can automat… text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:white_black_lists?rev=1542192349&do=diff Spamfilter White/Blacklists This lets you set whitelists & blacklists for the spam filter. There are four lists you can manage. The Whitelist Addresses & Blacklist Addresses lists let you specify sender email addresses to check. With the default rule weights, if a sender's address is on the Whitelist, it will be allowed through the spam filter, and if it is on the Blacklist it will be blocked. If an address is on both the Whitelist and the Blacklist, they will cancel each other out, and the me… text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/adminapi:userqueuemessage?rev=1542192349&do=diff UserQueueMessage Replacement Use: ~userqueuemessage~ Required parameter: Account, Msgid Optional parameter: Folder ('Inbox' is used if not specified) You can also use the :<max size> modifier to set the maximum size of the response. If none is specified then a maximum size of 1000 characters is used. (e.g. use **~userqueuemessage:10000~) text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/adminapi:version_5_webadmin_api?rev=1542192349&do=diff Version 5 Web Admin API This section is only relevant for people who may want to access the Administration features from their own scripts, or want to customise the standard administration pages. Note that no free support is available for this. This is not a full list of features, but it will be updated from time to time. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/faq:gdpr_for_vpop3?rev=1542192349&do=diff GDPR for VPOP3 self-hosted software VPOP3 is an email server program, it is not a service, so if you use VPOP3 on your own computer we are not a “data controller” or a “data processor” under GDPR rules as we never see any of your data (unless you give us permission to remotely connect to your PC for technical support purposes). text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/faq:how_do_i_get_support?rev=1542192349&do=diff How do I get support? You can get support for our software products in several ways. By telephone * You can purchase an annual priority support contract. The cost depends on your current VPOP3 licence, and costs 50% of the licence price per year (with a minimum of £100) per software licence (+VAT if applicable) . This entitles you to software upgrades, remote support and telephone support during UK office hours and priority email support where we aim to respond to your email within 3 hours … text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/faq:remote_access?rev=1542192349&do=diff Support Remote Access facility If you use a paid technical support option we have the facility to remotely access your VPOP3 server if you wish. This allows us to help you resolve issues or assist with configuration or installation issues. You can either allow us to just view your screen and tell you what to do, or you can allow us to control your computer as well. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/faq:which_ports_does_vpop3_use?rev=1542192349&do=diff Which Ports does VPOP3 use? If you want to use VPOP3 through a firewall, you will need to open up some TCP ports in the firewall. VPOP3 uses several ports, for the different services it provides. The best way to see the ports it uses is to go to Services text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:550_5.7.1_relaying_not_allowed_bad_sender_ip_address?rev=1542192349&do=diff 550 5.7.1 Relaying not allowed! Bad sender IP address This SMTP error message means that the computer which is sending the message is not permitted to send outgoing messages based on the VPOP3 SMTP Service's Access Restrictions. This is probably because someone is trying to send messages from outside your local network, and you have not configured VPOP3 to allow this. You have to be careful when allowing this, because you may configure VPOP3 to be an open-relay, which is a text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:10048?rev=1542192349&do=diff Socket Error 10048 - Specified Address Already in Use This error only normally occurs during VPOP3 startup. It occurs if some other software running on the same machine as VPOP3 is using one of the ports that VPOP3 is already using. This could be a proxy like WinGate, WinProxy or anti-virus software that acts as a proxy, an LDAP server (e.g. Active Directory) or another mail server program (e.g. Exchange Server). The latter two causes are particularly common on text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:10055?rev=1542192349&do=diff Socket Error 10055 - No Buffer Space Available Error 10055 means that Windows has run out of TCP/IP socket buffers because too many connections are open at once. Things to check if this happens are: * Is there any other TCP/IP software running on the same PC as VPOP3 - eg a proxy server text/html 2025-05-21T07:57:18+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:allowing_mail_relay_through_vpop3?rev=1747814238&do=diff How To Allow Mail Relay Through VPOP3 If you are allowing remote access into VPOP3 to collect mail then you may also want those remote users to be able to send their outgoing mail through VPOP3 as well. This is more complex than allowing users to collect mail, because, by default, SMTP connections are not authenticated. This means that when someone tries to send a message through VPOP3, VPOP3 doesn't know who that user is. This can cause a problem if unauthorised users try to send mail through… text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:android_-_stock_client?rev=1542192349&do=diff Android - Stock Client Warning If you use the stock email client from Android 4.x, then be VERY careful if you are using POP3 download. It appears that the stock client will download all the messages from your mail server every time it checks for mail, so you could use a text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:automatically_forwarding_spam_to_the_pscs_spamtraps?rev=1542192349&do=diff How to automatically forward spam to the PSCS spamtrap Spam filter companies use “spamtraps” to catch samples of spam for analysis so filters can be updated. We do this here as well. Most types of spam are already caught by our spam traps, however sometimes people get lots of spam which gets through the filter because their particular type of spam does not currently get sent to our spam traps. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:calendar_on_ios?rev=1542192349&do=diff Configuring Calendar on iOS These instructions are for configuring a new Calendar account on iOS for iPhone, iPad and iPod Touch. The version of iOS used for these instructions is iOS v6.0, but they will probably work or help with other versions of iOS. text/html 2025-08-18T15:28:11+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:configure_srs?rev=1755530891&do=diff Configure SRS In VPOP3 8.8 and later, you can use Lua scripting to implement 'SRS' (Sender Rewriting Scheme') in VPOP3 This involves adding a couple of functions to rewrite outgoing return paths in 'relayout.lua' or 'mxout.lua' as appropriate and a couple of functions to redirect rewritten bounce message recipients in 'smtpsvr.lua' text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:data_stream_contained_nul_character?rev=1542192349&do=diff Data stream contained NUL character Description of the problem NUL characters (bytes with value 0) are not allowed in email messages and should not be transmitted over POP3, SMTP or IMAP4 except in certain circumstances. If an attachment contains such a byte it must be encoded using text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:database_maintenance?rev=1542192349&do=diff Database Maintenance VPOP3 uses the PostgreSQL database server for most of its data storage. Normally this will not require any special maintenance, because it will manage itself. To do any special database maintenance you will need to close down VPOP3 first, because PostgreSQL needs exclusive access to the database to perform any operations such as decreasing the size of database files. Note that these operations may take some time! There are some PostgreSQL utility programs in the VPOP3\pgs… text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:delete_outqueue_messages_directly_from_the_database?rev=1542192349&do=diff Delete OutQueue messages directly from the database If there is an extremely large number of messages (eg hundreds of thousands) in the VPOP3 OutQueue, then it may take a very long time for VPOP3 v5 and later to start as it check the message database tables for consistency during initialisation. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:download_rules?rev=1542192349&do=diff Download Rules Download rules are applied to messages downloaded using a POP3 mail collector. To configure the rules, go to the VPOP3 settings, then Mail Connectors -> Mail Collectors -> POP3 General. There is an Edit Download Rules button which brings up the download rule editor. To tell this mail collector to use the download rules, ensure that the text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:filtering_attachments?rev=1542192349&do=diff How to filter attachments VPOP3 can filter attachments in several ways. The most general is to use the Settings -> Attachment Processing -> Filtering tab as described below. VPOP3 can also filter attachments using the content/spam filter, or by using an integrated virus scanner. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:general_other?rev=1542192349&do=diff General instructions for setting up an email client If your specific email client program is not listed, you can set up any other email client by using the following instructions: * In your email client create a new 'account' * For the incoming and outgoing server name/address use the text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:handling_mail_for_multiple_incoming_domains?rev=1542192349&do=diff Handling mail for multiple incoming domains VPOP3 can easily handle mail for several incoming domains. Exactly how you do it depends on the exact situation. All domains are 'aliases' If the domains are aliases of each other, for instance, you have 'mycompany.com' and 'mycompany.org', both of which are the same, so each address at mycompany.com also exists at mycompany.org, and the emails go to the same people regardless of which domain is used, then you simply configure the domains in the ma… text/html 2026-03-18T20:20:50+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:how_to?rev=1773865250&do=diff "How To" Articles Installation/Upgrades * Download VPOP3 * Install VPOP3 * Move VPOP3 * Upgrade VPOP3 * Upgrade VPOP3 to version 5.x or 6.x from version 4 or earlier * Upgrade VPOP3 to version 7.x from version 6 or earlier * Upgrade VPOP3 to version 8.x from version 7 or earlier * Upgrade VPOP3 to version 9 or later from version 7 or 8 * Performance Requirements * Installation Checklist General Configuration * Initial Configuration * Users * Add an Alias * Create… text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:installation_errors?rev=1542192349&do=diff Installation Errors This page lists some errors which may occur during installation and the solution. In general, do NOT 'ignore' any errors unless we tell you to. If you have to retry an installation, when it is an upgrade from versions 1 - 4 going to version 5 or later, then make sure you have told the installer to install the database. Sometimes a partial installation will make the installer think that the database is already installed. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:iphone?rev=1542192349&do=diff Setting up an iPhone/iPad/iPod Touch To set up an iPhone to access VPOP3's mail, you first of all need to configure VPOP3 to allow access by remote users (unless you will only be using the iPhone in the office, connected via WiFi to the office LAN). Adding the mail account to your iPhone/iPad text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:isp_needs_ssl_connection?rev=1542192349&do=diff ISP needs SSL connection A few ISPs use a non-standard and not recommended system of encrypting connections to their SMTP mail servers. These generally are called 'SSL' connections and work on an alternate port other than the standard SMTP port 25. (The correct way to encrypt connections is to use a system called TLS which works on the standard SMTP port). text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:locked_accounts?rev=1542192349&do=diff Locked Accounts VPOP3 has a security feature which will lock out an account after it has had several failed login attempts. This feature is to make it harder for an attacker to use a brute force or dictionary password attack on an account. The default settings are that after more than 3 attempts to log into an account with an incorrect password, VPOP3 will lock the account for 30 minutes. You can change these settings on the text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:outlook_2007?rev=1542192349&do=diff How to configure Outlook 2007 Email SMTP Authentication To set up SMTP authentication in Outlook 2007, if your VPOP3 requires it, go to Tools -> Account Settings, select your email account and press Change.... Then, press the More Settings... button text/html 2020-07-22T10:32:40+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:signing_outgoing_mail_with_dkim?rev=1595413960&do=diff Signing outgoing mail with DKIM DKIM, also known as DomainKeys Identified Mail, is a form of email authentication that digitally signs emails to prove that they were sent from authorized domains and aren't fake emails. Companies like Google and Yahoo use DKIM to sign their emails and it is becoming ever more popular. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:using_a_mobile_phone_with_vpop3?rev=1542192349&do=diff Using a Mobile Phone with VPOP3 Many people want to use a mobile phone to send/receive their email nowadays. This is usually easy to do with VPOP3. The recommended way is to have the phone connect directly to VPOP3 for sending/receiving email. To do this, you need to do three things: text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:using_advanced_vpop3_features_with_lan_forwarding?rev=1542192349&do=diff Using VPOP3 Advanced Features with LAN Forwarding If you are wanting to use any of VPOP3's advanced features (such as mailing lists, message monitoring, wildcard aliases etc) because you are LAN forwarding to a less capable server, then you will usually need to have VPOP3 do all its normal message routing functions initially, then, as the final stage have it forward the messages on to the other server. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:v3_-_move_message_store?rev=1542192349&do=diff How to move the VPOP3 Message Store to a new PC Use this option if you want to have VPOP3 running on one PC, but have the message store database on another PC. Manually Install PostgreSQL on the new PC Download the 'pgInstaller' version of PostgreSQL from the text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:vpop3_historical_logger_backlog?rev=1542192349&do=diff VPOP3 Historical Logger Backlog This problem is primarily related to VPOP3 versions 2.5 -> 2.6. Theoretically it could happen on later versions, but would be extremely unusual (see the note at the bottom if you are using version 3.0 or later) You get an error message with subject text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:vpop3_is_using_a_lot_of_disk_space?rev=1542192349&do=diff VPOP3 is using a lot of disk space If VPOP3 is using a lot of disk space, the problem is usually that there is lots of data there, so it has to use the disk space. Message Storage In VPOP3 version 5 and later, all users' messages are stored in the database, so they will occupy space in the VPOP3\pgsql\data folder. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/mailapi:version_5_webmail_api?rev=1542192349&do=diff Version 5 Web Mail API This section is only relevant for people who may want to access the WebMail features from their own scripts, or want to customise the standard Webmail pages. Note that no free support is available for this. This is not a full list of features, but it will be updated from time to time. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:attachment_processing?rev=1542192349&do=diff Settings -> Attachment Processing The Attachment Processing page allows you to configure VPOP3 to perform two distinct functions on messages that contain attachments: * * Filtering The Filtering tab is divided into four main sections: Attachment Filtering text/html 2025-05-28T09:24:38+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:autoresponder_script?rev=1748424278&do=diff Autoresponder scripting For scripting to alter the whole autoresponder definition and set in the VPOP3 settings rather than embedded in an autoresponder itself, see Autoresponder Global Scripting In an autoresponder, you can create a Lua script by surrounding it with <lua> & </lua> tags, eg text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:database_backups?rev=1542192349&do=diff Database -> Backups Tab The Backups tab lets you specify how VPOP3 will make its daily backup of its database. We strongly recommend that you backup the database regularly in case of disk problems or file corruption. You can use the VPOP3 backup feature, or manually backup the PostgreSQL database using the pg_dump command, or use another program to backup the PostgreSQL database if you wish. Note that a simple disk copy will text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:database_schema_used_in_vpop3_5.x?rev=1542192349&do=diff Database schema used in VPOP3 5.x Note that all information in this section is subject to change. We do not guarantee that the database schema will remain constant, even between minor upgrade versions, so use this information at your own risk. Do not alter the database schema used by VPOP3 (including indexes, triggers & functions) or your whole VPOP3 data store may collapse. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:incoming_smtp?rev=1542192349&do=diff Incoming SMTP Mail If you have an incoming SMTP mail feed, then the mail server sending mail to you will connect to your VPOP3 computer to send the mail. The mail connection is controlled by the sending computer. IMPORTANT If you have a permanent Internet connection with a static IP address, the usual way of having incoming SMTP is to configure your text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:lists?rev=1542192349&do=diff Lists The Lists section in VPOP3 lets you view and manage the various types of 'List' which VPOP3 supports * Distribution Lists * Mailing Lists * Forwardings * ODBC Mailing Lists * Groups Using a list A list will contain zero or more 'members' (usually email addresses) which can be messaged all at once. To send a message to all the members of a list, you will usually send an email to the listname at a valid domain. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:local_mail_general?rev=1542192349&do=diff Settings -> Local Mail -> General The Local Mail -> General page allows you to configure a few simple, but fundamentally important settings. Default Domain In the majority† of cases, this is the domain name that VPOP3 will use when sending automated messages; for instance, users may receive a message from text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:signature_script?rev=1542192349&do=diff Signature Script If you want more complex signatures on outgoing emails, rather than the static text/HTML you can define within VPOP3, then you can use a simple Lua script to define the signature. The Lua script is stored in a file called signature.lua text/html 2023-08-14T16:01:01+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_variables?rev=1692028861&do=diff Spam Filter Rules: Variables The VPOP3 spam filter script language supports simple variables. In most places these are specified as ${<variable name>}, but in some places they are just specified as <variable name> - for instance where a statement always puts its result into a variable. text/html 2019-08-19T08:58:45+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:status_monitor_protocol?rev=1566205125&do=diff Status Monitor (port 5109) protocol This page documents the protocol used between VPOP3 and the Status Monitor. It's not intended for any other purpose, so it's a bit limited, but in certain cases you may find this useful Login Before the Status Monitor receives any updates or can issue commands it must log in using a user's credentials. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:user_permissions?rev=1542192349&do=diff Permissions This section lets you configure the permissions that a particular user has. Allowed Protocols The Allowed Protocols section lets you specify which services this user has access to. Note that these settings affect access to the whole service. If you want users to be able to access a service from some IP addresses, but not from others, then use the text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:version_4_webmail?rev=1542192349&do=diff VPOP3 Webmail Help Webmail is a way of accessing your mail using a normal web browser. It is designed to be close in functionality to a 'normal' email client, so should be straightforward to use. If you use VPOP3 Enterprise, then the mail visible through the web browser will be the same as that visible through your IMAP4 email client - the IMAP4 client will synchronise with Webmail. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/faq:encryption?rev=1542192349&do=diff Encryption There are several different encryption methods used on the Internet which are relevant to VPOP3. Current versions of VPOP3 Basic will be able to connect to other POP3 or SMTP servers using either SSL or TLS. This allows you to use VPOP3 to access services such as GMail which require SSL/TLS. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:backscatter?rev=1542192349&do=diff Backscatter In email, “backscatter” is the term used if you send bounce messages back to spam messages. As most spam messages use forged email addresses, then the bounce messages will go to an innocent person, who will find them very annoying. Stopping VPOP3 from sending Backscatter text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:backup_vpop3?rev=1542192349&do=diff How to Backup VPOP3 By default VPOP3 v3 and later will automatically perform a daily backup of the database into a file called DBBACK-x.DMP, where the backup file rotates on a weekly basis (DBBACK-0.DMP is Sunday's backup, DBBACK-1.DMP is Monday's backup, etc). text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:copy_outgoing_mail?rev=1542192349&do=diff Copy Outgoing mail Sometimes people need to copy outgoing mail for various reasons. There are several ways of doing this in VPOP3 depending on your exact requirements: * Message Monitoring - this copies all outgoing, incoming and/or internal mail sent by/to specific users to another specific user text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:create_a_connection_method?rev=1542192349&do=diff How to Create a Connection There are two ways that VPOP3 can be configured to connect to the Internet. Which one you use depends on the service provided by your ISP. Using a Permanent 'Always On' Connection This is the most common connection method. It assumes you are connecting to the Internet via a router which is permanently connected. In this scenario VPOP3 simply needs to connect to the router so setting up VPOP3 is very simple. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:create_a_mail_sender?rev=1542192349&do=diff How to create a Mail Sender In VPOP3 a Mail Sender tells VPOP3 how to send mail out to another mail server, usually for sending mail across the Internet. To create a mail sender, go to the VPOP3 Settings, then Mail Connectors. In the Mail Senders section on the left, choose text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:err_mailbox_locked?rev=1542192349&do=diff -ERR Mailbox Locked error If your email client displays an '-ERR Mailbox Locked' or '-ERR [IN-USE] Mailbox Locked' error when trying to log into VPOP3 it means that the mailbox is locked. The POP3 standard requires that POP3 mailboxes have an 'exclusive lock' on them when they are in use. This means that only one POP3 client can access the mailbox at once. Also, if a POP3 mailbox is currently accessing a mailbox, then no IMAP4, Webmail or administrator access is allowed to the mailbox at the s… text/html 2025-08-18T15:13:06+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:forward_messages_to_an_external_address?rev=1755529986&do=diff How to Forward Messages to an External Address There are two possible methods to forward messages to an external address: * Use this method if it is for a person who might want to receive their email whilst in the office and/or get the mail sent to an external address. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:forwarded_emails_not_arriving?rev=1542192349&do=diff Forwarded Emails Not Arriving If you are having problems having VPOP3 forward incoming messages to an external address, but sending messages directly to that address works OK, and forwarding internal messages to that address works OK, then the problem may be the SMTP return address which VPOP3 is using. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:internationalisation?rev=1542192349&do=diff Internationalisation VPOP3 has two places where internationalisation can be carried out. In the VPOP3 directory on the server are some *.LNG files. These are language files for the WebMail interface. You can create a new language file by copying the ENGLISH.LNG to another file, eg FRANCAIS.LNG, and then use a text editor (eg Notepad) to edit the text strings in there (the text after the '=' on each line text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:internet_explorer_10_issues?rev=1542192349&do=diff Internet Explorer 10 Issues If you are using IE10 with VPOP3 prior to v6.2, then you may have issues accessing the VPOP3 Webmail and/or admin settings. These can usually be solved by telling IE10 to use 'compatibility mode'. Alternatively, using another web browsers such as text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:isp_needs_smtp_authentication?rev=1542192349&do=diff The ISP needs SMTP Authentication If your ISP needs you to use SMTP authentication when sending mail to them, then you just need to tell VPOP3 to use authentication when sending. Click the Mail Connectors button at the top of the page, then click on the relevant text/html 2019-11-12T16:09:34+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:move_vpop3?rev=1573574974&do=diff How To: Move VPOP3 You can usually move VPOP3 without having to uninstall and reinstall. It is best to move VPOP3 rather than reinstalling from scratch on the new PC or in the new location, because that way you can keep all your existing settings, rather than having to try to recreate them. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:outbound_messages_not_appearing_in_monitor?rev=1542192349&do=diff Outbound Messages Not Appearing in Monitor Target Mailbox For VPOP3 to monitor outbound messages it needs to be able to work out that the message is FROM: a user whose mail should be monitored. To do this it has to examine the FROM: address in the message header. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:outlook_not_able_to_connect_to_vpop3_enterprise_v6.8_when_using_ssl_tls?rev=1542192349&do=diff Outlook not able to connect to VPOP3 Enterprise v6.8 when using SSL/TLS In VPOP3 6.8 SSL v2 is disabled by default (it is considered to be insecure). SSL v3 was released in 1996 and SSL v2 was deprecated because of the well known security flaws. However, it seems that Microsoft Outlook (up to at least Outlook 2010) will not connect to VPOP3 using SSL if VPOP3's SSL v2 is disabled. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:performance_requirements?rev=1542192349&do=diff Performance Requirements The performance requirements for VPOP3 depends on many factors, so we can't give specific details for any scenario. How to detect limiting factors * Use the Windows Performance Monitor (perfmon.msc) * Add counters for: text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:pop3_client_problem?rev=1542192349&do=diff VPOP3 - POP3 Client Problem These errors occur whilst VPOP3 is communicating with your ISP's POP3 mail server to retrieve your mail. The server connection was closed unexpectedly If the message text is Error with Pop3 Client (XXXX (YY)) The server connection was closed unexpectedly text/html 2019-02-06T17:10:31+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:postgresql_replication?rev=1549473031&do=diff PostgreSQL Replication PostgreSQL 9.1 (used in VPOP3 5 and later) supports replication from a 'Master' to a 'Slave' database server. This can be used with VPOP3 for having a near-realtime backup of your settings & messages. To use the replication, you need to have a file share which is accessible from both PCs. The thing to watch out for is that the PostgreSQL services may be running as a different user from the currently logged in user, so make sure that the user(s) which the PostgreSQL servi… text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:sending_mail_from_different_email_addresses_or_domains?rev=1542192349&do=diff Sending mail from different email addresses or domains VPOP3 does not (by default) place any restrictions on which email addresses or domains you can send mail from. However, there may be external restrictions on which email addresses/domains you can send from. For instance, if you send mail through your ISP's mail server, they may only allow you to send mail from specific addresses, or the domain you send mail from may have a sender policy defined, such as text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:smtp_rule_example_-_restrict_who_can_send_to_a_local_email_address?rev=1542192349&do=diff SMTP Rule Example - restrict who can send to a local email address If you have a local email address (a user, group or distribution list) and you want to restrict which email addresses can send messages to this address, you can use SMTP rules. There are a few ways you can configure the SMTP rules for this scenario. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:troubleshooting_tips?rev=1542192349&do=diff Troubleshooting Tips Telnet One of the most basic, and useful, tools for troubleshooting email systems is a Telnet client. Installing Telnet Client Unfortunately, since Windows XP, Microsoft do not install the Telnet client into Windows by default, so you may need to install the Telnet client yourself. text/html 2019-11-08T15:37:52+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:upgrade_vpop3_to_version_5?rev=1573227472&do=diff How To Upgrade VPOP3 to version 5 or later Upgrading VPOP3 is usually a straightforward process. Download VPOP3 from our web site and back up your current installation just in case something goes wrong. Then simply run the installer that you downloaded and install it over the top of your existing VPOP3. All your settings and mail will be preserved. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:use_the_vpop3_status_monitor?rev=1542192349&do=diff How to use the VPOP3 Status Monitor The VPOP3 Status Monitor is a small program which displays a postbox icon (usually red) in the Windows notification area (usually at the bottom right of the screen - by the clock). This icon can be used for quick access to various VPOP3 facilities. Note that the Status Monitor is text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:using_vpop3_spam_filtering_with_lan_forwarding?rev=1542192349&do=diff Using VPOP3 Spam Filtering with LAN Forwarding When using the VPOP3 Spam filter with LAN forwarding you need to be aware a bit of how it works. The spam filter will only quarantine messages which are going to a VPOP3 user. This is because that user needs to be able to log into VPOP3 to be able to view their quarantined messages. text/html 2019-11-12T16:06:44+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:v2_-_move_to_a_new_pc?rev=1573574804&do=diff How To Move VPOP3 Version 2 to a New PC (Also applies to version 1.x) To move VPOP3 to a new PC you should go through the following steps: * Copy the VPOP3 files * Copy the VPOP3 directory and subdirectories from the old PC to the new PC. (If you are moving to Windows Vista/2008/7/2012/8 or later, do NOT copy the files to a 'Program Files' folder on the new PC. Recent versions of Windows have special protection for those folders, which is not compatible with VPOP3) text/html 2019-11-12T16:09:08+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:v3_-_move_to_a_new_pc?rev=1573574948&do=diff Move VPOP3 Version 3 or 4 to a new PC Moving VPOP3 Version 3 or 4 to a new PC is slightly different from moving earlier versions, because of the database system. The summary of steps is: * Stop VPOP3 on the original PC * Manually make a backup of the database on the original PC text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:vpop3_not_starting_properly?rev=1542192349&do=diff VPOP3 Not Starting Properly If VPOP3 is not starting properly, then the first thing to check is whether the database server is starting. In VPOP3 v3 and later, VPOP3 uses a PostgreSQL Database server for data storage, so if the database server is not running, VPOP3 will not be able to start properly. In this case, the VPOP3.EXE process may appear in Task Manager, but it won't respond to anything, or it may appear in Task Manager and then stop after a short period. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:vpop3_sending_high_volumes_of_unrecognised_mails?rev=1542192349&do=diff SMTP Relay Protection in VPOP3 SMTP Relay Protection should be used on ALL SMTP mail servers (such as VPOP3) which have a permanent connection to the Internet. You may also want to use it on servers which are only connected occasionally via a dial-up connection. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:write_your_own_spam_filter_rules?rev=1542192349&do=diff How to write your own spam filter rules VPOP3's spam filter uses a basic scripting language designed for filtering email messages, so a full description of writing your own rules would be very long and complex, as it is really something that only a programmer should do. text/html 2023-08-02T08:22:37+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:access_restrictions_internal_format?rev=1690964557&do=diff Access Restrictions Internal Format VPOP3 internally stores service IP Access Restrictions in its settings database using the following format to encode the multiple entries These are stored in the settings database as *ALLOWED*.DAT (using VPOP3SETTINGS GET *ALLOWED*.DAT will list them) text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:alter_lan_forwarding_queued_messages_going_to_one_server_to_go_to_another?rev=1542192349&do=diff Database query to alter LAN Forwarding rules for one server to go to another If a LAN forwarding destination server fails, you may wish to change the queued messages to go to the new server. (Note that, if planning ahead, it may be easier to use DNS text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:alter_lan_forwarding_rules_for_one_server_to_go_to_another?rev=1542192349&do=diff Database query to alter LAN Forwarding rules for one server to go to another If a LAN forwarding destination server fails, you may wish to change the LAN forwarding rules to point to the new server. (Note that, if planning ahead, it may be easier to use text/html 2026-03-23T15:29:29+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:autoresponder_global_script?rev=1774279769&do=diff Autoresponder Global Scripting For scripting to modify the autoresponder text which is embedded in the autoresponder itself, see Autoresponder Scripting The Autoresponder Global Script is executed for every autoresponse. It is stored in the 'Autoresponder.lua' script in Settings → Scripts text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:database_restore?rev=1542192349&do=diff Database -> Restore Tab This tab is only in VPOP3 Enterprise (v5 and later), and is for performing a partial (mailbox/mail folder) restore of the database. To do a full restore of the database, or for VPOP3 Basic/Standard, see the “Restore a Backup of VPOP3” topic Using the text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:diagnostics?rev=1542192349&do=diff Settings -> Diagnostics The Diagnostics page allows you to enable, configure and disable various methods of diagnostic logging, within VPOP3. Log file overview By default, VPOP3 will keep two copies of most log files: * The current log file, with a text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:download_rules?rev=1542192349&do=diff Download Rules Download rules are a facility in VPOP3 where it can look at message summary information before downloading a message from an ISP POP3 mailbox (they do not work on incoming SMTP messages - use SMTP Rules for that) To edit download rules, go to text/html 2026-03-26T23:49:01+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:lua_scripting?rev=1774568941&do=diff Lua Scripting Lua is a simple scripting programming language often used for embedding in other applications. VPOP3 uses it to customise behaviour in places where most people will be happy with the default behaviour, but occasionally people will want to do something more complicated. Rather than having lots of extra options to complicate things for most users, we have opted to go for a more flexible scripting facility. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:mail_collectors?rev=1542192349&do=diff Mail Collectors A Mail Collector is how you tell VPOP3 to collect incoming mail. Each Mail Collector is associated with one or more Connections. The VPOP3 Connector Schedule determines when each Connection is run. Mail Collector General Tab Each Mail Collector has a General text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:mail_tab?rev=1542192349&do=diff Mail tab The Mail tab within VPOP3 webmail enables you to manage your sent and received messages. As you can see from the screenshot, the page is divided into three main sections: Menu bar General tab bar Status bar [Mail tab - VPOP3 Version 5 Webmail] Page structure Mail toolbar The Mail toolbar contains the following buttons: text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:misc_general?rev=1542192349&do=diff Misc -> General Tab VPOP3 Host Name The VPOP3 Host Name is used by VPOP3 when it is telling other mail software what it is called. For instance, when it connects to another SMTP server it will send the host name as the parameter for the HELO or EHLO command, and when an SMTP client connects to VPOP3, it announces its name in the welcome banner as required by the SMTP standard. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:schedule?rev=1542192349&do=diff Mail Connectors -> Connector Schedule The Connector Schedule tells VPOP3 when to connect to send mail using Mail Senders and collect mail using Mail Collectors. It does not affect incoming SMTP over a permanent connection, or LAN Forwarding. The connection schedule also tells VPOP3 when to check for updates to the text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:sender_advanced_settings?rev=1542192349&do=diff Mail Sender Advanced Settings Mail Connectors -> Mail Senders -> (name) -> Advanced Advanced Domain Filtering For VPOP3 v6.11 and later, see the Domain Filtering section of the user manual. The Domain Filtering box lets you restrict which email messages are sent via this Mail Sender. You specify each rule on a separate line, and the message will be sent if it matches any sender rule text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:smtp_vrfy_expn?rev=1542192349&do=diff SMTP Service -> VRFY/EXPN Tab Services -> SMTP Server -> VRFY/EXPN Tab VRFY and EXPN are SMTP commands which allow another computer to verify email addresses without sending mail to them. See RFC 5321 for technical details. Usually, these commands should be disabled for security purposes, but some other software may be able to use these commands for various reasons. In this case, you can enable them, but restrict access to the IP address(es) you trust. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_addrandomtexttosubject?rev=1542192349&do=diff Use the spam filter scripting to add random text to the subject on incoming messages This needs VPOP3 version 5 or later. This script is for the case where you want a message to the 'support' user to have the text [XXX-99999] added to an incoming message's subject if it does not already exist. Some people want this text to use as reference numbers for a text/html 2020-10-05T16:14:12+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_header?rev=1601914452&do=diff Increase the spam score for header marker This script is for the case where your ISP adds a header eg 'X-Spam: Yes' to the message header, and you want the VPOP3 spamfilter to quarantine messages with that marker. Add the following to the spamrules_userchecks.txt file. This script file only gets processed on incoming messages (the spamrules_localmail.txt script ends the processing of locally sent messages) text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_statement_reject?rev=1542192349&do=diff Spam Filter Rules: Reject Statement Reject Version 2.4.5+ Purpose Perform an SMTP 'Reject' on the incoming message The Reject statement requires an error code/text string, in the format Reject <error string> This will reject the current SMTP message with the specified SMTP result code. Use a 4xx error code (eg 450) to reject the message temporarily, or a 5xx error code (eg 550) to reject the message permanently. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:user_message_rules?rev=1542192349&do=diff Message Rules The Edit User -> Message Rules tab can be used to create/edit rules which are processed when messages arrive in a User's mailbox. They can be used to copy messages, mark them as read, delete them, etc VPOP3 will process Message Rules in the order they appear in the list. If you want to change the order of the rules, you can drag & drop them into the correct order. Usually when VPOP3 has processed a rule, it will go on to check further rules, but you can use the text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:users_autoresponders?rev=1542192349&do=diff Users.Autoresponders table The Users.Autoresponders table contains the users' autoresponder definitions Columns * autoresponderid - this is a numeric id of the autoresponder entry (primary key) * owneruser - this is the numeric id of the user which the autoresponder belongs to (or 0 for a 'template' autoresponder) text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:whats_new_in_version_5_webmail?rev=1542192349&do=diff What's new in version 5 webmail? This is a list of some of the most noticeable changes to VPOP3's webmail interface for version 5. For a more detailed list of changes, view our bugtracker. [VPOP3 Version 5 - mobile compatible webmail] Mobile compatible webmail If you access version 5 webmail from a mobile device, you will probably be redirected to the mobile compatible version. It is a cut-down version of Webmail, which retains the key features, but doesn't utilise the extra features which w… text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/adminapi:outmsgauth?rev=1542192349&do=diff OutMsgAuth Replacement Use: ~outmsgauth~ Required parameter: MsgID This returns the authenticated sender (if any) of the specified message in the VPOP3 out queue. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/adminapi:outmsghold?rev=1542192349&do=diff OutMsgHold Replacement Use: ~outmsghold~ Required parameter: MsgID This returns whether the specified message in the VPOP3 out queue is held or not (1 or 0 respectively) text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/adminapi:outmsgip?rev=1542192349&do=diff OutMsgIP Replacement Use: ~outmsgip~ Required parameter: MsgID This returns the sender IP address of the specified message in the VPOP3 out queue. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/adminapi:outmsgrecipients?rev=1542192349&do=diff OutMsgRecipients Replacement Use: [~outmsgrecipients~] Required parameter: MsgID This returns a JSON array containing details on the recipients for the specified message in the VPOP3 out queue. There is one object returned per recipient, and the object is: text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/adminapi:outmsgretpath?rev=1542192349&do=diff OutMsgRetPath Replacement Use: ~outmsgretpath~ Required parameter: MsgID This returns the return path of the specified message in the VPOP3 out queue text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/adminapi:smtpclientallows?rev=1542192349&do=diff SMTPClientAllows Replacement Use: ~smtpclientallows~ <format string> ~end~ The format string can have the replacements * address - IP address (returned as host address or CIDR address as appropriate) * date - the date/time the address was added to the database in YYYYMMDDHHMMSS format text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/adminapi:smtpclientblocks?rev=1542192349&do=diff SMTPClientBlocks Replacement Use: ~smtpclientblocks~ <format string> ~end~ The format string can have the replacements * address - IP address (returned as host address or CIDR address as appropriate) * date - the date/time the address was added to the database in YYYYMMDDHHMMSS format text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/adminapi:smtpidsevents?rev=1542192349&do=diff SMTPIDSEvents Replacement Use: ~smtpidsevents~ This returns the latest entries from the SMTP client logging database. It will return 100 entries unless the count parameter is specified in the URL, in which case that will specify the maximum number of entries to return. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/adminapi:smtpspfwhitelist?rev=1542192349&do=diff SMTPSPFWhitelist Replacement Use: ~smtpspfwhitelist~ <format string> ~end~ If you specify the parameter serverid then this will just return white list entries which match all servers or this server. The format string can have the replacements * id - the whitelist entry ID text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/adminapi:userid?rev=1542192349&do=diff UserId Replacement Use: ~userid~ Required parameter: None This returns the userid/name of the currently logged in user text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/adminapi:usernumber?rev=1542192349&do=diff UserNumber Replacement Use: ~usernumber~ Required parameter: None This returns the numeric ID of the currently logged in user text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/adminapi:userruleactions?rev=1542192349&do=diff UserRuleActions Replacement Use: ~userruleactions~ <format string> ~end~ Required parameter: Account, RuleId This returns the message rule actions for the specified rule The format string can have the replacements * id - numeric ID of the action * type - action type text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/adminapi:userruleactionupdate?rev=1542192349&do=diff UserRuleActionUpdate Replacement Use: ~userruleactionupdate~ Required parameter: * Account * RuleId * gr_id - action ID * !nativeeditor_status - inserted/deleted/updated * type * data This inserts/updates/deletes the specified message rule action text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/adminapi:userruleconditions?rev=1542192349&do=diff UserRuleConditions Replacement Use: ~userruleconditions~ <format string> ~end~ Required parameter: Account, RuleId This returns the message rule conditions for the specified rule The format string can have the replacements * id - numeric ID of the condition text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/adminapi:userruleconditionupdate?rev=1542192349&do=diff UserRuleConditionUpdate Replacement Use: ~userruleconditionupdate~ Required parameter: * Account * RuleID * gr_id - condition ID * !nativeeditor_status - inserted/deleted/updated * matchi (1/0) * matchn (1/0) * match * field * data text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/adminapi:userrulelist?rev=1542192349&do=diff UserRuleList Replacement Use: ~userrulelist~ <format string> ~end~ Required parameter: Account This returns the message rule list (in order) for the specified user The format string can have the replacements * id - numeric ID of the rule * order - numeric order number (1-n) of the rule text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/adminapi:userruleupdate?rev=1542192349&do=diff UserRuleUpdate Replacement Use: ~userruleupdate~ Required parameter: * Account * gr_id - rule ID * !nativeeditor_status - inserted/deleted/updated * name * all * type This inserts/updates/deletes the specified message rule The return value is an XML tag: text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/faq:can_you_remotely_log_into_our_vpop3_computer_to_fix_a_problem?rev=1542192349&do=diff Can you remotely log into our VPOP3 computer to fix a problem? We can remotely log into your VPOP3 computer if you wish. However, this is not a free service, and needs purchased technical support, either on an annual support contract, or on a pay-per-incident basis ( text/html 2026-03-18T20:51:33+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/faq:faq?rev=1773867093&do=diff Frequently Asked Questions Pre-Sales Questions * What is the difference between VPOP3 Basic/Standard and VPOP3 Enterprise? * Do I have to pay VAT? * Will I receive a VAT invoice? * What are the limitations of the Home User licence Sales Questions * How can I place an order? * Can I add two licences together? * I got a copy of VPOP3 via Trialpay and would like a refund General * How do I get support? * VPOP3 Roadmap * What do I do if I have lost my VPOP3 licence details?… text/html 2025-10-14T15:43:01+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/faq:gdpr_hosted_vpop3?rev=1760456581&do=diff GDPR for hosted VPOP3 service (Since Brexit, the UK has “UK GDPR” instead of “EU GDPR”, so this document refers to UK GDPR) Also see GDPR for VPOP3 as most of that applies to the VPOP3 hosting service as well. This Data Processing Agreement is part of our hosted VPOP3 service terms. You can view the revision history by clicking on the 'clock' icon to the right. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/faq:gdpr_other_hosting?rev=1542192349&do=diff GDPR for other hosting services (eg web hosting) As a hosted service provider, we are classed as a “Data Processor” under the GDPR regulations. For our hosting services: * Data is held in the UK. Data is not transmitted outside of the EU except at your explicit request or command. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/faq:how_do_i_write_an_email_to_technical_support?rev=1542192349&do=diff How do I write an email to technical support? Please send the email to support@pscs.co.uk Note that free technical support is currently only available for version 3.0 and later When sending the email, please make sure you include all relevant information: text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/faq:pop3?rev=1542192349&do=diff POP3 Protocol POP3 is the most basic email protocol for collecting mail which is in common use. Almost all email client programs (such as Microsoft Outlook & Outlook Express, Mozilla Thunderbird, etc) can collect mail using POP3. With POP3, mail is usually downloaded by the email client and stored on the user's local PC. It is then deleted from the mail server, so the only copy is on the user's PC. Any mail folders etc are all managed on the user's PC. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/faq:what_is_vpop3_software_maintenance?rev=1542192349&do=diff What is Software Maintenance? VPOP3 Software Maintenance includes basic email support (target turnaround within 3 days) as well as version upgrades (eg 6.19 to 6.20) free of charge when they are released during the period of validity of your Software Maintenance. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/faq:windows_server_port_conflicts?rev=1542192349&do=diff Windows Server Port Conflicts LDAP Server Conflict When you run VPOP3 on a server edition of Windows you may receive an error saying LDAP server not started - couldn't bind socket port 389 (10048) This error happens because VPOP3 contains an LDAP (Lightweight Directory Access Protocol) server for its global address book functionality, and the Windows 2000/2003 'Active Directory Service' also uses LDAP as its mechanism. These two services are conflicting. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/fatal:connection_limit_exceeded_for_non-superusers?rev=1542192349&do=diff FATAL: connection limit exceeded for non-superusers This error means that there are too many connections to the PostgreSQL database server. VPOP3 having exclusive use of database If only VPOP3 is using the PostgreSQL database, then you can reduce the number of connections that VPOP3 will make to the database at once. This is set in the VPOP3 settings at text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:421_4.3.2_vpop3_too_many_connections_from_your_ip_address_-_try_later?rev=1542192349&do=diff 421 4.3.2 VPOP3 Too many connections from your IP address - try later If you see this error message when you are sending messages, then it means that VPOP3 has detected too many simultaneous connections from your IP address. This would usually happen if the sender is another mail server as they can make many simultaneous connections when there are lots of messages to send. The error code that VPOP3 gives means that the sender should try sending the messages later, so it should be possible to e… text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:450_4.3.2_content_filter_timeout?rev=1542192349&do=diff 450 4.3.2 Content Filter Timeout If you get this error appearing when messages are sent to VPOP3, either in a bounce message, or in the VPOP3 status monitor, it means that the VPOP3 computer filter is taking more than the allowed amount of time (usually 60 seconds). text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:550_not_permitted?rev=1542192349&do=diff 550/553 Not Permitted error from BT Internet's mail servers BT Internet's mail servers only allow messages to be sent from 'approved' email addresses. If you try to send messages from other addresses BT's mail servers may return a '550 Not Permitted' error, a '553' error, or may silently discard the message depending on what their server feels like doing today. text/html 2022-12-21T23:35:22+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:1348_-_the_validation_information_class_requested_was_invalid_-_error_when_vpop3_tries_to_access_a_nas_file_server?rev=1671665722&do=diff Error 1348 - The validation information class requested was invalid We have had a report of this error when VPOP3 is trying to access a file share, eg for storing backups or archived messages. In the case where it was reported, it turned out that a Windows Update had converted a 'local' user account into a 'Microsoft' account and that was preventing VPOP3 from accessing the file share, because VPOP3 was trying to use a local account. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:10049?rev=1542192349&do=diff Socket Error 10049 - The specified address is not available from the local computer This error normally means that you have entered an invalid address on the IP Address to Bind To entries on the Services page in the VPOP3 settings. The addresses entered here should be either text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:10053?rev=1542192349&do=diff Socket Error 10053 - An established connection was aborted by the software in your host machine. Error 10053 means that an established connection has been dropped. There are three descriptions of this error message we know about, but the descriptions are given by Windows, so they may vary depending on your version of Windows: text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:10061?rev=1542192349&do=diff Socket Error 10061 - The attempt to connect was forcefully rejected Error 10061 means that the computer which VPOP3 was trying to connect to (probably at your ISP) refused the connection from the computer running VPOP3. There are several possibilities that can cause error 10061: text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:10503?rev=1542192349&do=diff Socket Error 10503 - No More Data Error 10503 means that the connection between VPOP3 and a remote computer (normally your ISP) was dropped at an unexpected time. This is different from the error 10054 in that this is a controlled line drop. One way this can happen is if the ISP's POP3 server uses an obsolete standard which allows it to drop the connection if a POP3 'LIST' command is performed on an empty mailbox. The current standard requires that the connection is not dropped until the clien… text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:alternative_method_of_automatically_starting_vpop3?rev=1542192349&do=diff Alternative method of automatically starting VPOP3 VPOP3 usually automatically starts as a Windows service. Sometimes this does not work, either because other services need to start first, or Windows is going very slowly at startup, causing the database service to time out, or there are certain database control files which did not get cleared after a previous Windows shutdown. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:autoresponders_out_of_office?rev=1542192349&do=diff Autoresponders / Out of Office VPOP3 has an autoresponder facility for sending automatic replies when a message arrives in a mailbox. This is often used for 'Out of Office' replies, but it is not limited to that use. To set an autoresponder, the administrator can edit the user and go to the text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:bad_bindings?rev=1542192349&do=diff VPOP3 Webmail/admin service and/or Status service is not listening on correct IP addresses or ports Sometimes, VPOP3 can be configured so that the Webmail/admin service, or Status service is not listening on the correct IP addresses or ports. This can be hard to fix through normal methods, since you may not be able to get into the settings to change the settings. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:calendars?rev=1542192349&do=diff Calendars To use the calendar facility in VPOP3 you need a CalDAV aware client. We have tested it with the free Mozilla Sunbird & Lightning products as well as the emClient email client. These products need a URL to be able to access the CalDAV data store. Once you have the URL (see below), copy it into the text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:calendars_on_em_client?rev=1542192349&do=diff Calendars on eM Client If you have used CalDAV calendars on Mozilla Lightning/Sunbird, then the eM Client configuration is quite different, but simple. To add a CalDAV account to eM Client * Go to Tools -> Accounts * Click New Account... * Open the text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:compatibility_with_spampal?rev=1542192349&do=diff Compatibility with SpamPal Some users have reported a problem installing/running the PostgreSQL component when the 'SpamPal SMTP Transparent Feature' is enabled. Disabling this feature has resolved the problem for these users. Unfortunately we don't have further information on this, as we don't use SpamPal ourselves, but the above information may be useful if you have this problem. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:configure_a_router_to_allow_incoming_smtp?rev=1542192349&do=diff Accepting Incoming SMTP through a router If your ISP is providing you with an SMTP mail feed (incoming SMTP) and you have VPOP3 connecting to the ISP through a router then you will probably need to modify the router configuration to allow this. Most routers' default configuration will only allow outbound connections (ie connections from the local network out to the Internet). If you need to accept incoming SMTP mail, then you need to tell the router to allow inbound connections on port 25 for … text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:configure_email_signatures?rev=1542192349&do=diff Configure Email Signatures * Global Signatures * Personal Signatures * Webmail Signatures Notes When creating a signature it is generally best to keep it as short as possible. Disclaimers & confidentiality notices in emails are generally regarded as having little or no legal significance, so lengthy signatures just use up bandwidth. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:controlling_vpop3_via_email?rev=1542192349&do=diff Controlling VPOP3 via Email You can control certain aspects of VPOP3 by sending emails to 'mailer_daemon@<your domain>' The subject line must be one of the lines below: * Set Assistant * Query Assistant * Password * Set Forwarding * Query Forwarding text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:custom_filtering_incoming_mail?rev=1542192349&do=diff Custom filtering incoming mail If you want to filter incoming mail using custom rules there are a few ways of doing this, depending on your exact requirements. * Download rules - if your incoming mail is via POP3 collection, you want to filter on headers, size etc (not contents) text/html 2025-09-11T13:02:45+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:database_issues?rev=1757595765&do=diff Database Issues VPOP3 version 3 and later use the PostgreSQL] database server. This is an open source enterprise level database server. Several VPOP3 problems are due to problems with the database service. * Database & Disk Caching * Software conflicting with database * VPOP3DB Service not starting * Database Size Database corruption If VPOP3 won't start even though the process is running, then that is often because the PostgreSQL service is not running. If the PostgreSQL service won… text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:err_can_t_open_the_message_file_-_it_s_gone?rev=1542192349&do=diff -ERR Can't open the message file - it's gone! If VPOP3 receives the error message “-ERR Can't open the message file - it's gone!” from your ISP's POP3 server when it is downloading messages, this is a symptom of a fundamental bug in your ISP's POP3 server. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:error_sending_message_after_authentication?rev=1542192349&do=diff "Error Sending Message After Authentication" in Webmail If you get an error while sending a message using Webmail, such as “Error sending message after authentication - error 0 - text 502 Error: command not implemented” this means that you have another SMTP server running on the VPOP3 computer, and when the VPOP3 Webmail service tries to send the message it is sending it to this other SMTP server, rather than to the VPOP3 server. The Webmail service uses internal commands which the other SMTP… text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:how_to_share_domains_between_exchange_and_vpop3?rev=1542192349&do=diff How to 'share' domains between Exchange and VPOP3 If you want to have a VPOP3 server and Exchange Server using the same email domain, then you need to ensure that Exchange does not think it is 'authoritative' for the domain in question. See <http://support.microsoft.com/Default.aspx?kbid=321721> for details of how to do this in Exchange 2000 and 2003 (a similar process may be used in later versions of Exchange - contact your Microsoft Support technician if you need more help). text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:imap4?rev=1542192349&do=diff Using IMAP4 with VPOP3 Enterprise VPOP3 Enterprise supports IMAP4 email clients (VPOP3 Basic does not). With IMAP4 the email folders and messages are stored on the mail server. The email client then synchronises with the server. Also, unlike with POP3, several things can access the same mailbox at once. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:inbox_size_is_zero_but_mailbox_size_is_not_zero?rev=1542192349&do=diff Inbox size is zero but mailbox size is not zero In the VPOP3 settings sometimes, on the user account list the “Inbox Count” is shown as zero, but the “Mailbox Size” is not zero. This is not a bug, or mistake - the two figures are showing different things. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:incoming_smtp_feed?rev=1542192349&do=diff Incoming SMTP Feed An incoming SMTP feed is where incoming mail is sent directly to your mail server without going through your ISP's POP3 mail server on the way. Advantages An incoming SMTP feed has several advantages over going via a POP3 mailbox: text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:install_the_status_monitor_on_other_pcs?rev=1542192349&do=diff How to install the VPOP3 Status Monitor on other PCs The VPOP3 status monitor icon is run by a separate program from VPOP3, which communicates with VPOP3 using TCP/IP. This means that this program can be installed on any PC which can connect to the VPOP3 computer using TCP/IP (on port 5109 by default). text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:install_to_external_pgsql?rev=1542192349&do=diff Install VPOP3 using external PostgreSQL database (VPOP3 version 5 or later) In some cases, advanced users may wish to have VPOP3 use an external PostgreSQL database instead of the one installed with VPOP3. This is possible by telling VPOP3 the connection details during installation. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:installed_new_router_and_now_nothing_works?rev=1542192349&do=diff We installed a new router and now nothing works If you installed a new router on your network and left it at the default settings, you may find that VPOP3 doesn't seem to work afterwards. This is because it may be that the new router allocates new IP addresses on your network. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:isp_needs_you_to_connect_on_port_587?rev=1542192349&do=diff ISP needs you to connect on port 587 Some ISPs will need you to send mail using port 587, instead of port 25. Port 587 is the 'SMTP Submission' port which is commonly used instead of, or as well as, the standard SMTP port 25 for when users are sending mail to a smart host/relay server. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:limit_size_of_sent_mail?rev=1542192349&do=diff How to limit size of sent mail There are several ways to limit the size of mail which can be sent * Limit the size of mail accepted by the SMTP component of VPOP3 * Limit the size sent for a particular user * Limit size based on 'rules' * Limit size based on text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:move_the_message_store_-_alternative_method?rev=1542192349&do=diff Move the message store - alternative method This method moves the database data storage location, but not the whole database. This means that the database configuration, logs, transaction logs etc are still stored in the VPOP3\pgsql\data folder, but the actual database tables & indexes are stored in the new location. This may be simpler, but, depending on your requirements, text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:mx_send_warning?rev=1542192349&do=diff MX Send Warning - ..... If you see the text 'MX Send Warning - <error message>' in the VPOP3 status monitor, that means that VPOP3 is trying to send a message to another mail server using the MX send method (direct to the recipient's mail server) and text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:no_transport_provider_is_available?rev=1542192349&do=diff Outlook/Windows Messaging reports "No transport provider is available" If Outlook or Windows Messaging reports No transport provider is available when trying to connect to VPOP3, it can mean several things. (This must be a contender for “the world's most meaningless error message text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:outlook_2003?rev=1542192349&do=diff How to configure Outlook 2003 Email (to be completed) Address Book To configure Outlook to use the VPOP3 global address book, go to Tools -> E-Mail Accounts in Outlook Then choose Add a new directory or address book and press Next Choose Internet Directory Service (LDAP) text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:rbl_checking_not_working_in_vpop3_enterprise?rev=1542192349&do=diff RBL Checking not working in VPOP3 Enterprise VPOP3 Enterprise has an RBL checking feature which is configured in the VPOP3 Settings at Services -> SMTP Server -> SPAM Reduction -> Realtime Blacklist Rules If it does not seem to be working properly, there are a few reasons why the RBL feature may not work. text/html 2025-09-11T13:48:07+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:recovering_messages_from_corrupted_database_into_fresh_database?rev=1757598487&do=diff Recovering messages from corrupted database into fresh database If the VPOP3 message database is corrupted, then one option is to build a fresh database and restore the settings into it, then recover the messages from the old database using the 'Message Restore' function in VPOP3. This has minimal downtime, but old messages will not all be available until the restore has completed. New messages will be available quickly, and you will be able to send messages. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:redirect_message_for_a_user_if_the_sender_is_a_particular_email_address?rev=1542192349&do=diff Redirect message for a user if a sender is a particular email address Say you want messages addressed to 'user1' to be redirected to 'user2' if they came from customer@domain.com This is an unusual requirement, so there is no way to do it in VPOP3. text/html 2024-01-15T11:35:45+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:repairing_corrupted_database?rev=1705318545&do=diff Repairing corrupted database With PostgreSQL (as with most high-end databases) the database system will automatically recover after power failures etc, if it can. If it can't then there is no manual 'repair' function, because the data cannot totally be recovered (or it would automatically have been recovered). text/html 2022-11-18T11:43:52+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:restore_deleted_calendars?rev=1668771832&do=diff Restore Deleted Calendars This article will help if a user has been deleted and all their calendars are lost and need to be restored. Note that this functionality is not built into VPOP3, and requires the use of Python3 to run a script First you need to install Python 3.8 or later, and the psycopg2 plugin text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:restore_folder_v3?rev=1542192349&do=diff Restore a single user's mailbox or folder in v3 or v4 To restore a single user's Mailbox or folder is currently only possible in VPOP3 Enterprise, and requires a second PC to act as a temporary VPOP3 server. You need to: * Restore your latest VPOP3 backup to another PC (a temporary VPOP3 server) text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:restricting_number_of_email_recipients_sent?rev=1542192349&do=diff Restricting the number of recipients sent to Some ISPs set restrictions on the number of recipients that you are allowed to send in a certain time period, eg 50 messages per hour, or the number of recipients that you are allowed to send per message or per connection. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:restricting_number_of_messages_sent?rev=1542192349&do=diff Restricting the number of messages sent Some ISPs set restrictions on the number of messages that you are allowed to send in a certain time period, eg 50 messages per hour, or the number of messages that you are allowed to send per connection. Restriction of messages per connection text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:savservice.exe_runs_at_90_and_slows_the_computer_down?rev=1542192349&do=diff SAVSERVICE.EXE runs at 90%+ and slows the computer down If you are using Sophos Antivirus on the VPOP3 computer, you may encounter a situation where the computer runs very slowly. If you use the Processes tab in TaskManager you may notice that the SAVSERVICE.EXE process is using most of the CPU. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:seeing_where_a_message_came_from?rev=1542192349&do=diff Seeing where a message came from Sometimes you need to check to see where a message really came from. The 'From:' email address is easily forged, so that cannot be relied upon. The first thing you have to do is to get the full message headers. These may look daunting, but are very useful for problem diagnosis. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:setting_up_vpop3_to_work_with_microsoft_exchange?rev=1542192349&do=diff Setting up VPOP3 to work with Microsoft Exchange * Exchange 2003 * Exchange 2007 * Using advanced VPOP3 features with Exchange (eg monitoring, etc) * Using VPOP3 Spam Filtering with Exchange * How to 'share' domains between Exchange and VPOP3 Note that the VPOP3 settings are identical whichever version of Exchange you are using (5.5, 2000, 2003, 2007, 2010 or any later version), but the relevant settings in Exchange may move or be renamed between versions. If you are using a differe… text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:sharing_folders?rev=1542192349&do=diff Sharing IMAP4 folders Some email clients will allow you to share IMAP4 folders from within the client itself (eg eM Client) or have plugins to allow this (eg Mozilla Thunderbird with the Imap-ACL extension). In that case, you will need to see the documentation for that to set up sharing. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:some_client_pcs_cannot_access_vpop3?rev=1542192349&do=diff Some PCs cannot access VPOP3 when VPOP3 is connected to the Internet This error happens when you have multiple TCP/IP subnets on your network. The computers which are on different subnets from the VPOP3 computer will not be able to see VPOP3 whilst VPOP3 is connected to the Internet (through a dial-up connection). Whenever VPOP3 is offline, it will work correctly. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:spanish_webmail_language_file?rev=1542192349&do=diff Spanish Webmail Language File Copy/paste the text below to a file 'spanish.lng' or 'espanol.lng' in the VPOP3 directory. (Spanish users, feel free to update/correct the text below) #login page logintitle=VPOP3 Login webadminlogin=web admin login webmaillogin=web mail login enterusername=Especificar aca el usuario de Correo bookmarksnotsupported=Disculpe, pero su navegador no soporta esta funcion. loginfailed=Login Fallido - Favor reintente nuevamente invalidlogin=Detalles del login inválidos… text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:training_the_spam_filter?rev=1542192349&do=diff Training the VPOP3 Spam Filter The VPOP3 spam filter has a couple of mechanisms which can be used to 'train' it to distinguish between spam and not-spam. Bayesian Filter The Bayesian filter this looks at words in messages sent and received and their probabilities of being contained in spam and not-spam, and works out an overall probability of the message being spam or not-spam based on the combination of those probabilities. text/html 2026-03-18T20:49:54+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:upgrade_vpop3_to_version_9?rev=1773866994&do=diff Upgrading VPOP3 to version 9.x from v7 or v8 VPOP3 v9 and later requires a 64 bit version of Windows 8.1 or later VPOP3 v9.x uses PostgreSQL 18 as its database engine. This can only easily be upgraded from PostgreSQL 9.3 or later, which means it must be an upgrade of VPOP3 v7 or later. If you are using an earlier version of VPOP3, then upgrade it to v8.7 first, then upgrade to v9 or later text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:using_vpop3_with_microsoft_exchange?rev=1542192349&do=diff Using VPOP3 with Microsoft Exchange Server You can link VPOP3 to Exchange Server, so that Exchange Server sends outgoing mail through VPOP3 and VPOP3 sends any incoming mail directly to Exchange Server. You should first of all set up VPOP3 to send and receive Internet email as described in the online help. text/html 2026-04-21T11:12:40+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:v5_-_move_to_a_new_pc?rev=1776769960&do=diff Move VPOP3 Version 5 (or later) to a new PC Moving VPOP3 Version 5 or later to a new PC is slightly different from moving earlier versions, because of the database system, which was introduced for version 3 and modified for version 5. The summary of steps is: * Stop VPOP3 on the original PC text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:vpop3_access_security?rev=1542192349&do=diff How To Setup VPOP3 Service Security VPOP3 can be configured to restrict access to its various services depending on the client computer's IP address. This is useful if you want to allow access from only certain IP addresses (eg within your LAN) and prevent access from other IP addresses (eg the Internet). text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:vpop3_cannot_access_postgresql_-_timeout_expired?rev=1542192349&do=diff VPOP3 cannot access PostgreSQL - timeout expired This is an error which may be logged in the Windows event log It is event 4547 from the source 'VPOP3' If the event message DLL is not correctly installed it may display as: The description for Event ID ( 4547 ) in Source ( VPOP3 ) cannot be found. The local computer may not have the necessary registry information or message DLL files to display messages from a remote computer. You may be able to use the /AUXSOURCE= flag to retrieve this desc… text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:vpop3_deleting_messages_as_old_messages?rev=1542192349&do=diff VPOP3 Deleting messages as 'old' messages If VPOP3 says 'deleting old message' in the status window activity log that means that it has seen the unique ID of that message before, longer ago than the time specified for VPOP3 to leave messages on the server, so it thinks that the message is an old message, and so deletes it. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:vpop3_status_monitor_problems?rev=1542192349&do=diff VPOP3 Status Monitor Problems The VPOP3 Status Monitor is the program which shows the little (usually red) postbox icon in the Windows task tray. This usually launches automatically from the Windows startup group. This program is VPOP3Status.EXE on the disk, or can be run manually from text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/how_to:what_is_the_best_practice_to_delete_old_messages_from_the_vpop3_archive_folder?rev=1542192349&do=diff What is the best practice to delete old messages from the VPOP3 archive folder? You should use the 'Offline' tab in the VPOP3 Message Archive settings to tell VPOP3 to move old messages into a ZIP file. You can then store this ZIP file somewhere safe in case you need to refer to it in the future. (If you know you won't want to ever refer to these old messages, you could just delete the ZIP file, but storage costs nowadays are so cheap, we'd recommend keeping it, just in case). text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/mailapi:autoresponderlist?rev=1542192349&do=diff AutoresponderList and AutoresponderGlobalList Replacements Use: ~autoresponderlist~ or ~autorespondergloballist~ Required parameter: None This returns a JSON structure listing all the autoresponder details available. autoresponderlist returns the personal autoresponder details. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/mailapi:messageview4?rev=1542192349&do=diff MessageView4 Replacement Use: ~messageview4~ Parameters: * “headers” (optional - “y” means show full headers, otherwise show condensed headers) * “msgformat” (optional - specifies format of 'message' in result. “text” means UTF8 text, otherwise UTF8 text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/mailapi:minpasswordlength?rev=1542192349&do=diff MinPasswordLength Replacement Use: ~minpasswordlength~ Required parameter: None This returns the minimum password length specified in the VPOP3 Settings -> Security settings text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/mailapi:userid?rev=1542192349&do=diff UserId Replacement Use: ~userid~ Required parameter: None This returns the userid/name of the currently logged in user text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/mailapi:usernumber?rev=1542192349&do=diff UserNumber Replacement Use: ~usernumber~ Required parameter: None This returns the numeric ID of the currently logged in user text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/mailapi:userruleactions?rev=1542192349&do=diff UserRuleActions Replacement Use: ~userruleactions~ <format string> ~end~ Required parameter: RuleId This returns the message rule actions for the specified rule The format string can have the replacements * id - numeric ID of the action * type - action type text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/mailapi:userruleactionupdate?rev=1542192349&do=diff UserRuleActionUpdate Replacement Use: ~userruleactionupdate~ Required parameter: * RuleId * gr_id - action ID * !nativeeditor_status - inserted/deleted/updated * type * data This inserts/updates/deletes the specified message rule action text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/mailapi:userruleconditions?rev=1542192349&do=diff UserRuleConditions Replacement Use: ~userruleconditions~ <format string> ~end~ Required parameter: RuleId This returns the message rule conditions for the specified rule The format string can have the replacements * id - numeric ID of the condition * field - field/data to test text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/mailapi:userruleconditionupdate?rev=1542192349&do=diff UserRuleConditionUpdate Replacement Use: ~userruleconditionupdate~ Required parameter: * RuleID * gr_id - condition ID * !nativeeditor_status - inserted/deleted/updated * matchi (1/0) * matchn (1/0) * match * field * data This inserts/updates/deletes the specified message condition text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/mailapi:userrulelist?rev=1542192349&do=diff UserRuleList Replacement Use: ~userrulelist~ <format string> ~end~ Required parameter: None This returns the message rule list (in order) for the current user The format string can have the replacements * id - numeric ID of the rule * order - numeric order number (1-n) of the rule text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/mailapi:userruleupdate?rev=1542192349&do=diff UserRuleUpdate Replacement Use: ~userruleupdate~ Required parameter: * gr_id - rule ID * !nativeeditor_status - inserted/deleted/updated * name * all * type This inserts/updates/deletes the specified message rule The return value is an XML tag: text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:autoresponders_v3_v4?rev=1542192349&do=diff Autoresponders - v3 and v4 This section lets you define an autoresponder for a user. An autoresponder is a message which is sent back in response to a message which arrives in this user's mailbox. The Autoresponder Type can be set to None, Simple Autoresponder text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:bandwidth_management_script?rev=1542192349&do=diff Bandwidth Control (VPOP3 Enterprise Only) Every time a connection is made to a VPOP3 service, or a user logs into a service, VPOP3 Enterprise runs a Lua function which can assign the connection a bandwidth pool, or assign a bandwidth limit on the connection. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:calendar_calendars?rev=1542192349&do=diff Calendar.Calendars table The Calendar.Calendars table contains a list of all 'calendars' created in VPOP3. Each user account has at least one calendar Columns * calid - this is a integer sequential value which identifies the calendar uniquely in the database * text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:calendar_events?rev=1542192349&do=diff Calendar.Events table The Calendar.Events table contains a record of all the events in calendars managed by VPOP3. An 'event' is an iCalendar event. Note that if an event is a recurring series, there will only be one 'event' in the database, not one event per instance of the recurrence. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:database?rev=1542192349&do=diff Settings -> Database The Settings -> Database page lets you configure the use of the back-end database which VPOP3 uses for configuration data, message storage and other uses. Tabs * Backups * Query * Connection * Message Store * Restore text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:database_message_store?rev=1542192349&do=diff Database -> Message Store Tab This tab says how VPOP3 handles its message store Message Store The Delay while moving messages setting tells VPOP3 how quickly to import messages into the new database structure if it was upgraded from version 2.x or earlier. Usually this is OK to be left as it is, but if there is some special requirement to import the messages more quickly, you can decrease this number, but that will increase the load on the server. text/html 2023-11-20T10:18:01+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:error_handling_script?rev=1700475481&do=diff Error Handling Scripting For most error messages that VPOP3 generates, it allows control of error messages, eg to limit the frequency of error messages if they would be generated repeatedly. These limits are set in Settings -> Admin Settings -> Message Control. However, if you want more granular control, you can use Lua scripting for more fine-grained control text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:export_lan_forwarding_rules?rev=1542192349&do=diff Database query to export LAN Forwarding rules At a command prompt in the VPOP3 directory run psql (The password is 'vpop3pass') Then, type \copy (select conditions, address, server, username, password, outaddress as rewriteaddress, matchcount as matches from rules.lanforwarding order by ruleorder) to 'c:/temp/x.csv' csv header; text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:get_all_lists_members?rev=1542192349&do=diff Database query to get all lists and members At a command prompt in the VPOP3 directory run psql (The password is 'vpop3pass') Then, type \copy (select l.name, address from users.listmembers m inner join users.lists l on m.list=l.id) to 'c:/temp/x.csv' csv header; text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:global_signature?rev=1542192349&do=diff Global Signature You can set a Global Signature in VPOP3 by going to Settings -> Global Signature The Global Signature option lets you tell VPOP3 to add a standard piece of text or HTML to the bottom of all outgoing messages. You can create just a plain text, or text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:ldap_schema_in_vpop3_4.x?rev=1542192349&do=diff LDAP Schema in VPOP3 4.x Hierarchical Structure LDAP data is stored as a hierarchical database with the 'DN' (Distinguished Name) of the object as the key. The DN is made up of the various 'Relative DNs' used to navigate to the desired object, placed in reverse order, separated by commas. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:list_all_messages_in_lan_forwrding_queue?rev=1542192349&do=diff Database query to list ALL messages in the LAN forwarding queue The VPOP3 settings show the first 100 messages in the LAN forwarding queue. Usually this is sufficient as the LAN forwarding queue is usually nearly empty, but in case of a problem it may be much bigger. The database queries below may help in that situation. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:list_messages_in_lan_forwrding_queue_waiting_to_go_to_a_specific_server?rev=1542192349&do=diff Database query to list messages in the LAN forwarding queue waiting to go to a specific server The VPOP3 settings show the first 100 messages in the LAN forwarding queue. Usually this is sufficient as the LAN forwarding queue is usually nearly empty, but in case of a problem it may be much bigger. The database queries below let you list just messages going to a specific server. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:logging?rev=1542192349&do=diff Logging Activity Summary Reports You can tell VPOP3 to send you a daily summary report each day. To do this check the box to say Send daily summary logs to, and choose the appropriate user (or “Main Administrator” if you want the reports to be sent to the text/html 2023-08-16T07:48:01+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:lua_pop3_client_script?rev=1692172081&do=diff POP3 Client Lua Scripting The POP3 Client Lua Script is called POP3CLT.LUA and is edited in Settings -> Scripts. This script is called whenever VPOP3 runs a POP3 session to download messages from a remote POP3 server. VPOP3 will call the following Lua functions in the script at the following times: text/html 2026-02-24T15:50:03+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:lua_smtp_mx_server_rules?rev=1771948203&do=diff Lua SMTP MX Server Rules Every time VPOP3 checks for remote MX server for sending messages using direct MX sending, it runs a script called mxserverrules.lua which can be created/edited in Settings -> Scripts (or in the VPOP3 directory in VPOP3 v6.6 or earlier). text/html 2025-08-14T09:24:55+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:lua_smtp_relay_control?rev=1755163495&do=diff Lua SMTP Relay Control Every time VPOP3 is going to send messages via SMTP Relay, it runs a script called relayout.lua in the VPOP3 directory. Global Variables This script may have global variables, depending on your version of VPOP3. In VPOP3 3.0.0L and later, there are two read-only global variables set at the start of the script: text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:make_lan_forwarding_immediately_attempt_to_dequeue_all_pending_messages?rev=1542192349&do=diff Database query to make LAN Forwarding immediately attempt to dequeue all pending messages If VPOP3 cannot send messages using LAN Forwarding it will queue the message and retry periodically. Usually there is no need to do anything special if there was a problem with the onward mail server which has now been fixed, VPOP3 should soon retry the messages automatically (based on the value of the text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:misc_external_fax?rev=1542192349&do=diff Misc -> External Fax Tab Settings -> Misc Settings -> External Fax The External Fax tab is for use with some external fax server applications which work by collecting mail from a POP3 mailbox. If a Fax Server Mailbox is selected, then VPOP3 will automatically send any locally sent mail to that mailbox if the recipient is local, but doesn't match another local address (a user, list, mapping etc), text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:quarantine_viewer?rev=1542192349&do=diff Spamfilter Quarantine Viewer Settings -> Spamfilter -> Quarantine Viewer The Quarantine Viewer lets you see messages which have been quarantined by the VPOP3 Spam Filter. As an administrator you can see quarantined messages for any user, and release them if appropriate. If you release a message, it will be sent into the original recipient's Inbox, not into your Inbox. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:route_by_parsing_message_headers?rev=1542192349&do=diff Route incoming POP3 mail by parsing message headers This routing method is generally used if you have a catch-all or 'multi-catch' mailbox with your Internet provider. With this method, VPOP3 will look at the To/Cc and other fields in the message headers to try to work out who the message is for. If the recipient is not listed in the headers (eg for BCCd mail) it may not be able to automatically detect who the message is for. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:send_admin_message?rev=1542192349&do=diff Send Admin Message It is possible for administrator users to send a bulk email message to an entire group or list. To begin composing an email, go to the Administration Settings -> Users page, and click Send Admin Message. This should then open a window, which allows you to specify various options. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:smtp_direct?rev=1542192349&do=diff Mail Connectors -> Mail Senders -> SMTP Direct VPOP3 can be configured to send mail directly to the recipient's mail server (or the recipient's mail service provider). Usually this is only used if you have a high-end business class Internet connection - such as a leased line, or your mail server is co-located in a data centre. Attempts to use SMTP Direct sending on a dial-up/ADSL/Cable/FTTC/etc connection may be problematic since the receiving mail server may think you a home user who has been … text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:smtp_general?rev=1542192349&do=diff SMTP -> General tab This page is reached from Services -> SMTP Server, then the General tab. This page lets you set general settings for the SMTP service component of VPOP3. The SMTP service is how users send outgoing mail, and how incoming SMTP messages arrive. Service Name text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:smtp_relay?rev=1542192349&do=diff Mail Connectors -> Mail Senders -> SMTP Relay VPOP3 can be configured to send through an SMTP Relay server (sometimes known as a smarthost). This is the usual configuration for small/medium sized businesses and home users. If you have a dial-up, ADSL, Cable, FTTC etc connection, then your Internet Provider will normally give you access to their SMTP relay service. text/html 2026-03-26T11:41:59+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:smtp_rules_script?rev=1774525319&do=diff Lua SMTP Rules Scripts When VPOP3 is processing SMTP Rules for messages received by SMTP, it runs a script called smtprules_(x).lua, where (x) is replaced by the numeric ID of the SMTP service VPOP3 processes SMTP Rules at least three times for each message - once when MAIL FROM has been received, once for each RCPT TO, and once when the whole message data has been received. text/html 2023-01-18T15:57:13+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spam_filter_rules?rev=1674057433&do=diff Spam Filter Rules VPOP3 Versions 2.1.7 and later have a built-in spam filter system which supports a simple script language optimised for content- and spam-filtering of email messages. This reference contains a definition of the spam filtering script language supported by VPOP3. Note that as later versions of VPOP3 are released, more language features may be added, so this reference indicates in which version of VPOP3 a particular feature was added. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamfilter_rule_weights?rev=1542192349&do=diff Spamfilter Rule Weights To edit the spamfilter rule weights, go to Settings -> Spamfilter -> General -> Rule Weights The VPOP3 spamfilter contains several rules which test for certain things, eg 'adult words', or entries in real-time blacklist databases, or whitelisted email addresses etc. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamfilter_script_configuration?rev=1542192349&do=diff Spamfilter Script Configuration tab You reach this tab by going to Settings --> Spam Filter -> General, and then choose the General tab. The Spamfilter script has various settings that can be changed to alter the behaviour of the spamfilter. These are defined in the script, so may change with different versions of the script. The settings are currently: text/html 2021-12-13T15:20:04+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_addfixedtexttosubject?rev=1639408804&do=diff Use the spam filter scripting to add fixed text to the subject on incoming messages This needs VPOP3 version 5 or later. This script allows you to add fixed text to the subject an incoming message, eg so that users can see that a message is an incoming rather than local message (be aware of weaknesses in this strategy - eg forwarded messages, spoofing of the marker, breaking DKIM message signatures, etc) text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_comments?rev=1542192349&do=diff Spam Filter Rules: Comments In the spam filter scripts, blank lines are ignored. Any line beginning with a # character is treated as a comment. Comments must be on a line of their own; there is no way to add a comment to the end of a line. Examples text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_rule_names_and_weights?rev=1542192349&do=diff Spam Filter Rules: Rule names and weights The script can designate names to refer to certain rules. This name is created using a DefineRule statement. If you the follow a statement by a word in square brackets, when that statement is actioned, VPOP3 will add the specified word to a list of 'matched conditions' which can be used in reporting. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_statement_addnulladdress?rev=1542192349&do=diff Spam Filter Rules: AddNullAddress Statement AddNullAddress Version 2.2.1+ Purpose Temporarily adds an email address to VPOP3's configuration where the mail will be discarded AddNullAddress is intended for use to make 'pseudo' addresses, such as 'spam@' and 'notspam@' for the spam filter to process. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_statement_definerule?rev=1542192349&do=diff Spam Filter Rules: DefineRule Statement DefineRule Version 2.1.9+ Purpose Defines a rule name, default weighting and description. See Rule names and weights The DefineRule statement requires a name, default weight and description, in the format DefineRule "<name>" <default weights> "<description>" text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_statement_foreach?rev=1542192349&do=diff Spam Filter Rules: ForEach Statement ForEach Version 2.1.7+ Purpose Causes a loop to be run through for all values within specified criteria The ForEach statement requires either two or three parameters (depending on the type of loop that is being conducted), in the format text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_statement_httpget?rev=1542192349&do=diff Spam Filter Rules: HTTPGet Statement HTTPGet Version 2.3.7+ Purpose Enables the script to retrieve a web page The HTTPGet statement requires a url, headers variable name and content variable name, in the format HTTPGet <url> <headers variable name> <content variable name> text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:spamrules_statement_sendmessage?rev=1542192349&do=diff Spam Filter Rules: SendMessage Statement SendMessage Version 2.4.5+ Purpose Allows you to send a message The SendMessage statement requires a recipient, subject, message text and a currently unused options parameter, in the format SendMessage <recipient> <subject> <message text> <options> text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:status?rev=1542192349&do=diff Status The VPOP3 Status screen has two tabs * Server Status * Sessions Server Status The Server Status tab is essentially a copy of the VPOP3 Status Monitor information. * Connection Status - this shows the 'online' status of VPOP3. If it says idle, it does not mean VPOP3 is not working, or not doing anything, it just means that it is not currently sending or collecting mail from the Internet. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:summary_log_file_format?rev=1542192349&do=diff Summary Log File Format VPOP3 creates a file called SUMMARY.LOG in the VPOP3 directory which contains summary information which is compiled daily into a daily summary reports sent to the administrator. VPOP3 can keep these summary logs in a subdirectory called text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:user_advanced?rev=1542192349&do=diff User Advanced settings The Edit User → Advanced tab contains some 'advanced' settings for a VPOP3 user. Message Recycle Bin In VPOP3 Enterprise (v5 and later) the Message Recycle Bin will keep messages in the message store for a short time after the user has deleted the messages. This is to allow easier recovery from the inevitable case where a user has deleted messages by mistake, and wants them back. text/html 2024-04-22T08:37:38+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:user_manager_script?rev=1713775058&do=diff User Manager Script If you want people to be able to log in using a different username than their VPOP3 username (eg if you want them to be able to log in using an email address), then you can use the UserManager Lua script The Lua script is managed through the Settings → Scripts page in VPOP3 v8.0 and later and is called 'UserManager.LUA. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:user_prune_rules?rev=1542192349&do=diff Prune Rules The Edit User -> Prune Rules tab can be used to create/edit rules which cause messages to be automatically deleted according to specified criteria. To add or edit a “prune rule”, press the Add Rule button. This will add a new rule to the table, with a set of default settings. Don't worry, this rule doesn't take effect until you press the Submit button. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:users?rev=1542192349&do=diff Users The Users page shows the list of users, as well as giving you some actions which you can perform use the user list. * Import users from file * Import users from Windows * Export users to file * Bulk Add Users * Edit User Welcome Message * Send Admin Message * Edit a User User List Outgoing Messages Just above the main user list is an entry Outgoing Message Queue. Clicking on this will let you see which messages are waiting to be sent out, and you can delete/ text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:users_users?rev=1542192349&do=diff Users.Users table The Users.Users table contains a record of all users created in VPOP3. Columns * usernumber - this is a number which is used to refer to the user in other database tables * username - this is the text name of the user username is case insensitive and is indexed in lower case, so to take advantage of the index use something like text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:using_tables?rev=1542192349&do=diff Using tables/grids Many VPOP3 settings pages use grids to show you a set of data, for instance on the Users, Mappings and Lists pages. These have several standard features which are described below. * Most of the grids are 'delayed-fill'. This means that they don't fill up with data immediately when the page is loaded, this is to speed up the page load times. Only the first (visible) section of the grid is filled at first (sometimes there may be a short delay before this is filled, if the da… text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:virus_scan_filter_script?rev=1542192349&do=diff Virus Scan Filter Scripting (Added in V6.17) The VIRUSSCAN.LUA script has a single function FilterResult This function is called for every virus that a VPOP3-integrated (eg VPOP3 AV or Sophos SAV Interface) detects. The function has the opportunity to 'filter' the virus detection so that VPOP3 will act as if the virus was not detected. text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/reference:webmail_advanced?rev=1542192349&do=diff Webmail -> Advanced tab This page is reached from Services -> Webmail Server, then the Advanced tab. Here you can set various options for the VPOP3 Webmail/settings service. Allow Password in URL If you check this option, then you can specify the user's password in a text/html 2018-11-14T10:45:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/tips:tips?rev=1542192349&do=diff Tips & Tricks Here we will put some 'tips and tricks' type articles. If you want you can login then 'Subscribe Namespace Changes' below to be told when any new tips are added, or when any changes are made to existing pages. Alternatively you can use the RSS feed link at the bottom of the page in your favourite RSS feed reader. text/html 2022-10-01T11:32:39+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.pscs.co.uk/wiki:welcome?rev=1664623959&do=diff Welcome to your new DokuWiki Congratulations, your wiki is now up and running. Here are a few more tips to get you started. Enjoy your work with DokuWiki, -- the developers Create your first pages Your wiki needs to have a start page. As long as it doesn't exist, this link will be red: